====================================== | [ 11.285020][ T215] softirqs last disabled at (22234): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727) | [ 11.285024][ T215] Preemption disabled at: | [ 11.285025][ T215] 0x0 | [ 11.285038][ T215] Tainted: [W]=WARN [ 11.285040][ T215] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.285042][ T215] Call Trace: [ 11.285045][ T215] [ 11.285047][ T215] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 11.285055][ T215] __might_resched.cold (kernel/sched/core.c:9234) [ 11.285061][ T215] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 11.285067][ T215] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 11.285074][ T215] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 11.285077][ T215] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 11.285087][ T215] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 11.285090][ T215] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 11.285096][ T215] put_chars (drivers/char/virtio_console.c:1176) [ 11.285101][ T215] ? __send_to_port (drivers/char/virtio_console.c:654) [ 11.285103][ T215] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 11.285108][ T215] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 11.285118][ T215] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 11.285131][ T215] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 11.285135][ T215] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.285139][ T215] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.285146][ T215] console_emit_next_record (kernel/printk/printk.c:3183) [ 11.285152][ T215] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 11.285155][ T215] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 11.285161][ T215] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.285164][ T215] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.285171][ T215] console_flush_one_record (kernel/printk/printk.c:3268) [ 11.285178][ T215] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 11.285181][ T215] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.285191][ T215] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 11.285196][ T215] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 11.285199][ T215] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.285202][ T215] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 11.285209][ T215] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 11.285211][ T215] ? vprintk_emit (kernel/printk/printk.c:2478) [ 11.285217][ T215] vprintk_emit (kernel/printk/printk.c:2479) [ 11.285222][ T215] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 11.285228][ T215] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.285234][ T215] _printk (kernel/printk/printk.c:2504) [ 11.285240][ T215] ? snapshot_read.cold (user.c:?) [ 11.285245][ T215] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 11.285249][ T215] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 11.285256][ T215] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 11.285261][ T215] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 11.285266][ T215] ? exit_notify (kernel/exit.c:780) [ 11.285269][ T215] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 11.285273][ T215] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.285280][ T215] do_group_exit (kernel/exit.c:1151) [ 11.285285][ T215] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 11.285288][ T215] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 11.285292][ T215] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 11.285297][ T215] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 11.285302][ T215] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 11.285306][ T215] RIP: 0033:0x7f12112561b8 [ 11.285309][ T215] Code: Unable to access opcode bytes at 0x7f121125618e. Code starting with the faulting instruction =========================================== [ 11.285311][ T215] RSP: 002b:00007ffc6a5868e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 11.285314][ T215] RAX: ffffffffffffffda RBX: 00007f1211386f88 RCX: 00007f12112561b8 [ 11.285316][ T215] RDX: 00007f1210fa0fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 11.285318][ T215] RBP: 00007ffc6a586940 R08: 0000000000000000 R09: 0000000000000050 [ 11.285319][ T215] R10: 00007ffc6a586700 R11: 0000000000000246 R12: 0000000000000001 [ 11.285321][ T215] R13: 0000000000000000 R14: 00007f1211385680 R15: 00007f1211386fa0 | [ 12.971790][ T263] softirqs last disabled at (31579): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 12.971793][ T263] Preemption disabled at: | [ 12.971793][ T263] vprintk_emit (kernel/printk/printk.c:2471) | [ 12.971802][ T263] Tainted: [W]=WARN [ 12.971803][ T263] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 12.971804][ T263] Call Trace: [ 12.971806][ T263] [ 12.971807][ T263] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 12.971814][ T263] ? vprintk_emit (kernel/printk/printk.c:2471) [ 12.971816][ T263] __might_resched.cold (kernel/sched/core.c:9234) [ 12.971820][ T263] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 12.971825][ T263] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 12.971829][ T263] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 12.971831][ T263] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 12.971838][ T263] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 12.971841][ T263] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 12.971844][ T263] put_chars (drivers/char/virtio_console.c:1176) [ 12.971846][ T263] ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934) [ 12.971848][ T263] ? __send_to_port (drivers/char/virtio_console.c:654) [ 12.971851][ T263] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 12.971855][ T263] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 12.971859][ T263] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 12.971863][ T263] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.971865][ T263] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.971869][ T263] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 12.971871][ T263] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 12.971875][ T263] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.971877][ T263] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 12.971881][ T263] console_emit_next_record (kernel/printk/printk.c:3183) [ 12.971885][ T263] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 12.971887][ T263] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 12.971890][ T263] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.971892][ T263] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 12.971896][ T263] console_flush_one_record (kernel/printk/printk.c:3268) [ 12.971900][ T263] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 12.971902][ T263] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.971907][ T263] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 12.971910][ T263] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 12.971912][ T263] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.971914][ T263] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 12.971917][ T263] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 12.971919][ T263] ? vprintk_emit (kernel/printk/printk.c:2478) [ 12.971922][ T263] vprintk_emit (kernel/printk/printk.c:2479) [ 12.971925][ T263] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 12.971930][ T263] ? mpls_exit (net/mpls/af_mpls.c:81 (discriminator 9)) mpls_router [ 12.971934][ T263] _printk (kernel/printk/printk.c:2504) [ 12.971938][ T263] ? snapshot_read.cold (user.c:?) [ 12.971944][ T263] ? do_one_initcall (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 ./include/trace/events/initcall.h:27 init/main.c:1356) [ 12.971947][ T263] mpls_gso_init (./include/linux/skbuff.h:3058 net/mpls/mpls_gso.c:30) mpls_gso [ 12.971950][ T263] do_one_initcall (init/main.c:1357) [ 12.971952][ T263] ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10) [ 12.971957][ T263] ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1)) [ 12.971960][ T263] ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178) [ 12.971965][ T263] do_init_module (kernel/module/main.c:3117) [ 12.971968][ T263] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 12.971972][ T263] ? free_module (./include/trace/events/module.h:50 (discriminator 19)) [ 12.971975][ T263] ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792) [ 12.971978][ T263] load_module (kernel/module/main.c:3593) [ 12.971984][ T263] ? security_kernel_post_read_file (security/security.c:2997 (discriminator 11)) [ 12.971989][ T263] ? layout_and_allocate.isra.0 (kernel/module/main.c:3016) [ 12.971992][ T263] ? __ia32_sys_fsconfig (??:?) [ 12.971996][ T263] ? backing_file_read_iter (fs/backing-file.c:211) [ 12.972000][ T263] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 12.972003][ T263] init_module_from_file (kernel/module/main.c:3790) [ 12.972006][ T263] ? __do_sys_init_module (kernel/module/main.c:3664) [ 12.972013][ T263] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 12.972017][ T263] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 12.972020][ T263] idempotent_init_module (kernel/module/main.c:3802) [ 12.972023][ T263] ? init_module_from_file (kernel/module/main.c:3791) [ 12.972028][ T263] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 12.972031][ T263] ? __x64_sys_pread64 (fs/read_write.c:764 fs/read_write.c:772 fs/read_write.c:769 fs/read_write.c:769) [ 12.972036][ T263] __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812) [ 12.972037][ T263] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 12.972042][ T263] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 12.972045][ T263] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 12.972047][ T263] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 12.972049][ T263] RIP: 0033:0x7f45effa937d [ 12.972053][ T263] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 4b aa 0f 00 f7 d8 64 89 01 48 All code ======== 0: ff c3 inc %ebx 2: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 9: 00 00 00 c: 90 nop d: f3 0f 1e fa endbr64 11: 48 89 f8 mov %rdi,%rax 14: 48 89 f7 mov %rsi,%rdi 17: 48 89 d6 mov %rdx,%rsi 1a: 48 89 ca mov %rcx,%rdx 1d: 4d 89 c2 mov %r8,%r10 20: 4d 89 c8 mov %r9,%r8 23: 4c 8b 4c 24 08 mov 0x8(%rsp),%r9 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d 4b aa 0f 00 mov 0xfaa4b(%rip),%rcx # 0xfaa85 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d 4b aa 0f 00 mov 0xfaa4b(%rip),%rcx # 0xfaa5b 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 12.972054][ T263] RSP: 002b:00007ffefac1ccd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 12.972057][ T263] RAX: ffffffffffffffda RBX: 000055ee4ebb8bc0 RCX: 00007f45effa937d [ 12.972059][ T263] RDX: 0000000000000000 RSI: 000055ee300a2ffd RDI: 0000000000000002 [ 12.972060][ T263] RBP: 00007ffefac1cd70 R08: 0000000000000000 R09: 0000000000000000 [ 12.972060][ T263] R10: 0000000000000000 R11: 0000000000000246 R12: 000055ee300a2ffd Finger prints: netlink_release:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print __irq_exit_rcu:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars